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  • Title: Granuloma pouch assay. IV. Induction of sister-chromatid exchanges in vivo.
    Author: Maier P, Frei K, Weibel B, Zbinden G.
    Journal: Mutat Res; 1982 Oct; 97(5):349-57. PubMed ID: 6815527.
    Abstract:
    SCEs were induced, in vivo, in cells of a rapidly proliferating subcutaneous granulation tissue, initiated by the formation of a subcutaneous air pouch, on the backs of adult male rats (Granuloma Pouch Assay). 2 days after pouch formation the test compounds were applied, and 24 h later the granulation tissue was excised and dissociated into single cells. Isolated cells were cultured in vitro in media containing BrdU, and SCEs were determined within 24-48 h. The spontaneous frequency was 14.4 +/- 1.1 per metaphase. Mitomycin C (MMC) and cyclophosphamide (CP) induced a significant and dose-dependent increase in SCE frequencies. Results obtained after i.v., i.p. and intra-pouch application routes are compared.
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